const exampleTreeWith140Nodes = {
  'edges': [
    {'from': '7045321', 'to': '308264215'},
    {'from': '308264215', 'to': '205893853'},
    {'from': '205893853', 'to': '673966248'},
    {'from': '673966248', 'to': '358204164'},
    {'from': '358204164', 'to': '215888392'},
    {'from': '215888392', 'to': '403621992'},
    {'from': '215888392', 'to': '777909510'},
    {'from': '777909510', 'to': '100213815'},
    {'from': '100213815', 'to': '499504374'},
    {'from': '499504374', 'to': '855703404'},
    {'from': '499504374', 'to': '991104907'},
    {'from': '991104907', 'to': '374555325'},
    {'from': '991104907', 'to': '58236163'},
    {'from': '991104907', 'to': '1051662797'},
    {'from': '1051662797', 'to': '523457656'},
    {'from': '1051662797', 'to': '178236248'},
    {'from': '178236248', 'to': '403818044'},
    {'from': '403818044', 'to': '633692579'},
    {'from': '403818044', 'to': '326876433'},
    {'from': '178236248', 'to': '294992198'},
    {'from': '178236248', 'to': '207728643'},
    {'from': '207728643', 'to': '474861525'},
    {'from': '207728643', 'to': '704015142'},
    {'from': '704015142', 'to': '891912594'},
    {'from': '704015142', 'to': '93790829'},
    {'from': '704015142', 'to': '713878610'},
    {'from': '704015142', 'to': '568109301'},
    {'from': '100213815', 'to': '298138012'},
    {'from': '298138012', 'to': '1051662797'},
    {'from': '777909510', 'to': '344277619'},
    {'from': '344277619', 'to': '311541390'},
    {'from': '311541390', 'to': '761787449'},
    {'from': '761787449', 'to': '30973213'},
    {'from': '30973213', 'to': '523457656'},
    {'from': '30973213', 'to': '178236248'},
    {'from': '761787449', 'to': '259733602'},
    {'from': '311541390', 'to': '128821445'},
    {'from': '344277619', 'to': '1003131136'},
    {'from': '1003131136', 'to': '130000569'},
    {'from': '1003131136', 'to': '319536467'},
    {'from': '319536467', 'to': '299942125'},
    {'from': '299942125', 'to': '178926206'},
    {'from': '299942125', 'to': '675835322'},
    {'from': '299942125', 'to': '1000135767'},
    {'from': '319536467', 'to': '483940059'},
    {'from': '483940059', 'to': '497866879'},
    {'from': '483940059', 'to': '606660618'},
    {'from': '483940059', 'to': '841482899'},
    {'from': '358204164', 'to': '963021319'},
    {'from': '963021319', 'to': '130000569'},
    {'from': '963021319', 'to': '319536467'},
    {'from': '358204164', 'to': '803634418'},
    {'from': '803634418', 'to': '142291521'},
    {'from': '142291521', 'to': '525361131'},
    {'from': '525361131', 'to': '422007713'},
    {'from': '422007713', 'to': '184596308'},
    {'from': '422007713', 'to': '1020140270'},
    {'from': '422007713', 'to': '779910731'},
    {'from': '525361131', 'to': '859310299'},
    {'from': '859310299', 'to': '514613187'},
    {'from': '514613187', 'to': '680752017'},
    {'from': '680752017', 'to': '1058283666'},
    {'from': '680752017', 'to': '887688252'},
    {'from': '680752017', 'to': '717256682'},
    {'from': '717256682', 'to': '409719617'},
    {'from': '409719617', 'to': '1014464856'},
    {'from': '1014464856', 'to': '773448863'},
    {'from': '773448863', 'to': '988347957'},
    {'from': '773448863', 'to': '152738454'},
    {'from': '773448863', 'to': '338899146'},
    {'from': '1014464856', 'to': '629986173'},
    {'from': '629986173', 'to': '773448863'},
    {'from': '629986173', 'to': '835742723'},
    {'from': '1014464856', 'to': '835742723'},
    {'from': '409719617', 'to': '81570852'},
    {'from': '717256682', 'to': '136164004'},
    {'from': '136164004', 'to': '852978894'},
    {'from': '852978894', 'to': '344862780'},
    {'from': '344862780', 'to': '1001389664'},
    {'from': '1001389664', 'to': '404010795'},
    {'from': '1001389664', 'to': '644174136'},
    {'from': '644174136', 'to': '979597620'},
    {'from': '979597620', 'to': '267068484'},
    {'from': '979597620', 'to': '660658782'},
    {'from': '644174136', 'to': '1041729484'},
    {'from': '1041729484', 'to': '184754595'},
    {'from': '184754595', 'to': '564383463'},
    {'from': '564383463', 'to': '328736689'},
    {'from': '564383463', 'to': '371898357'},
    {'from': '371898357', 'to': '1035929373'},
    {'from': '1035929373', 'to': '619697312'},
    {'from': '619697312', 'to': '64229994'},
    {'from': '619697312', 'to': '865071585'},
    {'from': '619697312', 'to': '834626072'},
    {'from': '1035929373', 'to': '201892784'},
    {'from': '201892784', 'to': '160374239'},
    {'from': '201892784', 'to': '925759772'},
    {'from': '371898357', 'to': '601412432'},
    {'from': '184754595', 'to': '371898357'},
    {'from': '1041729484', 'to': '371898357'},
    {'from': '344862780', 'to': '409719617'},
    {'from': '852978894', 'to': '63704729'},
    {'from': '136164004', 'to': '293710340'},
    {'from': '514613187', 'to': '136164004'},
    {'from': '859310299', 'to': '81570852'},
    {'from': '859310299', 'to': '1014464856'},
    {'from': '142291521', 'to': '985700044'},
    {'from': '142291521', 'to': '756415350'},
    {'from': '803634418', 'to': '420237319'},
    {'from': '420237319', 'to': '450548638'},
    {'from': '420237319', 'to': '210548489'},
    {'from': '210548489', 'to': '809729654'},
    {'from': '210548489', 'to': '736196011'},
    {'from': '736196011', 'to': '763132131'},
    {'from': '763132131', 'to': '139733908'},
    {'from': '139733908', 'to': '141077435'},
    {'from': '139733908', 'to': '601580192'},
    {'from': '601580192', 'to': '29466216'},
    {'from': '601580192', 'to': '530702767'},
    {'from': '530702767', 'to': '1181832'},
    {'from': '530702767', 'to': '514613187'},
    {'from': '530702767', 'to': '1014464856'},
    {'from': '139733908', 'to': '530702767'},
    {'from': '763132131', 'to': '805599981'},
    {'from': '805599981', 'to': '596402985'},
    {'from': '805599981', 'to': '207631270'},
    {'from': '207631270', 'to': '528636695'},
    {'from': '207631270', 'to': '142291521'},
    {'from': '805599981', 'to': '148019367'},
    {'from': '148019367', 'to': '894038421'},
    {'from': '148019367', 'to': '544426319'},
    {'from': '148019367', 'to': '878212306'},
    {'from': '878212306', 'to': '94541671'},
    {'from': '878212306', 'to': '1007715424'},
    {'from': '1007715424', 'to': '258386700'},
    {'from': '1007715424', 'to': '546819439'},
    {'from': '546819439', 'to': '836825089'},
    {'from': '836825089', 'to': '16287329'},
    {'from': '836825089', 'to': '256254716'},
    {'from': '256254716', 'to': '631230382'},
    {'from': '631230382', 'to': '900886483'},
    {'from': '631230382', 'to': '133436503'},
    {'from': '256254716', 'to': '751624200'},
    {'from': '836825089', 'to': '716757473'},
    {'from': '546819439', 'to': '470041669'},
    {'from': '546819439', 'to': '180888016'},
    {'from': '736196011', 'to': '901547914'},
    {'from': '901547914', 'to': '425184961'},
    {'from': '425184961', 'to': '760673978'},
    {'from': '760673978', 'to': '825228914'},
    {'from': '760673978', 'to': '530702767'},
    {'from': '425184961', 'to': '955125232'},
    {'from': '955125232', 'to': '167653392'},
    {'from': '955125232', 'to': '530702767'},
    {'from': '901547914', 'to': '530702767'},
    {'from': '210548489', 'to': '640144001'},
    {'from': '640144001', 'to': '135966238'},
    {'from': '640144001', 'to': '959156288'},
    {'from': '803634418', 'to': '358204164'},
    {'from': '673966248', 'to': '803634418'},
    {'from': '308264215', 'to': '1039602752'},
    {'from': '1039602752', 'to': '673966248'}
  ]
};

final exampleTrees = <Map<String, Object>>[
  {
    'edges': [
      {'from': '7045321', 'to': '308264215'},
      {'from': '308264215', 'to': '205893853'},
      {'from': '205893853', 'to': '673966248'},
      {'from': '673966248', 'to': '358204164'},
      {'from': '358204164', 'to': '215888392'},
      {'from': '215888392', 'to': '403621992'},
      {'from': '215888392', 'to': '777909510'},
      {'from': '777909510', 'to': '100213815'},
      {'from': '100213815', 'to': '499504374'},
      {'from': '499504374', 'to': '855703404'},
      {'from': '499504374', 'to': '991104907'},
      {'from': '991104907', 'to': '374555325'},
      {'from': '991104907', 'to': '58236163'},
      {'from': '991104907', 'to': '1051662797'},
      {'from': '1051662797', 'to': '523457656'},
      {'from': '1051662797', 'to': '178236248'},
      {'from': '178236248', 'to': '403818044'},
      {'from': '403818044', 'to': '633692579'},
      {'from': '403818044', 'to': '326876433'},
      {'from': '178236248', 'to': '294992198'},
      {'from': '178236248', 'to': '207728643'},
      {'from': '207728643', 'to': '474861525'},
      {'from': '207728643', 'to': '704015142'},
      {'from': '704015142', 'to': '891912594'},
      {'from': '704015142', 'to': '93790829'},
      {'from': '704015142', 'to': '713878610'},
      {'from': '704015142', 'to': '568109301'},
      {'from': '100213815', 'to': '298138012'},
      {'from': '298138012', 'to': '1051662797'},
      {'from': '777909510', 'to': '344277619'},
      {'from': '344277619', 'to': '311541390'},
      {'from': '311541390', 'to': '761787449'},
      {'from': '761787449', 'to': '30973213'},
      {'from': '30973213', 'to': '523457656'},
      {'from': '30973213', 'to': '178236248'},
      {'from': '761787449', 'to': '259733602'},
      {'from': '311541390', 'to': '128821445'},
      {'from': '344277619', 'to': '1003131136'},
      {'from': '1003131136', 'to': '130000569'},
      {'from': '1003131136', 'to': '319536467'},
      {'from': '319536467', 'to': '299942125'},
      {'from': '299942125', 'to': '178926206'},
      {'from': '299942125', 'to': '675835322'},
      {'from': '299942125', 'to': '1000135767'},
      {'from': '319536467', 'to': '483940059'},
      {'from': '483940059', 'to': '497866879'},
      {'from': '483940059', 'to': '606660618'},
      {'from': '483940059', 'to': '841482899'},
      {'from': '358204164', 'to': '963021319'},
      {'from': '963021319', 'to': '130000569'},
      {'from': '963021319', 'to': '319536467'},
      {'from': '358204164', 'to': '803634418'},
      {'from': '803634418', 'to': '142291521'},
      {'from': '142291521', 'to': '525361131'},
      {'from': '525361131', 'to': '422007713'},
      {'from': '422007713', 'to': '184596308'},
      {'from': '422007713', 'to': '1020140270'},
      {'from': '422007713', 'to': '779910731'},
      {'from': '525361131', 'to': '859310299'},
      {'from': '859310299', 'to': '514613187'},
      {'from': '514613187', 'to': '680752017'},
      {'from': '680752017', 'to': '1058283666'},
      {'from': '680752017', 'to': '887688252'},
      {'from': '680752017', 'to': '717256682'},
      {'from': '717256682', 'to': '409719617'},
      {'from': '409719617', 'to': '1014464856'},
      {'from': '1014464856', 'to': '773448863'},
      {'from': '773448863', 'to': '988347957'},
      {'from': '773448863', 'to': '152738454'},
      {'from': '773448863', 'to': '338899146'},
      {'from': '1014464856', 'to': '629986173'},
      {'from': '629986173', 'to': '773448863'},
      {'from': '629986173', 'to': '835742723'},
      {'from': '1014464856', 'to': '835742723'},
      {'from': '409719617', 'to': '81570852'},
      {'from': '717256682', 'to': '136164004'},
      {'from': '136164004', 'to': '852978894'},
      {'from': '852978894', 'to': '344862780'},
      {'from': '344862780', 'to': '1001389664'},
      {'from': '1001389664', 'to': '404010795'},
      {'from': '1001389664', 'to': '644174136'},
      {'from': '644174136', 'to': '979597620'},
      {'from': '979597620', 'to': '267068484'},
      {'from': '979597620', 'to': '660658782'},
      {'from': '644174136', 'to': '1041729484'},
      {'from': '1041729484', 'to': '184754595'},
      {'from': '184754595', 'to': '564383463'},
      {'from': '564383463', 'to': '328736689'},
      {'from': '564383463', 'to': '371898357'},
      {'from': '371898357', 'to': '1035929373'},
      {'from': '1035929373', 'to': '619697312'},
      {'from': '619697312', 'to': '64229994'},
      {'from': '619697312', 'to': '865071585'},
      {'from': '619697312', 'to': '834626072'},
      {'from': '1035929373', 'to': '201892784'},
      {'from': '201892784', 'to': '160374239'},
      {'from': '201892784', 'to': '925759772'},
      {'from': '371898357', 'to': '601412432'},
      {'from': '184754595', 'to': '371898357'},
      {'from': '1041729484', 'to': '371898357'},
      {'from': '344862780', 'to': '409719617'},
      {'from': '852978894', 'to': '63704729'},
      {'from': '136164004', 'to': '293710340'},
      {'from': '514613187', 'to': '136164004'},
      {'from': '859310299', 'to': '81570852'},
      {'from': '859310299', 'to': '1014464856'},
      {'from': '142291521', 'to': '985700044'},
      {'from': '142291521', 'to': '756415350'},
      {'from': '803634418', 'to': '420237319'},
      {'from': '420237319', 'to': '450548638'},
      {'from': '420237319', 'to': '210548489'},
      {'from': '210548489', 'to': '809729654'},
      {'from': '210548489', 'to': '736196011'},
      {'from': '736196011', 'to': '763132131'},
      {'from': '763132131', 'to': '139733908'},
      {'from': '139733908', 'to': '141077435'},
      {'from': '139733908', 'to': '601580192'},
      {'from': '601580192', 'to': '29466216'},
      {'from': '601580192', 'to': '530702767'},
      {'from': '530702767', 'to': '1181832'},
      {'from': '530702767', 'to': '514613187'},
      {'from': '530702767', 'to': '1014464856'},
      {'from': '139733908', 'to': '530702767'},
      {'from': '763132131', 'to': '805599981'},
      {'from': '805599981', 'to': '596402985'},
      {'from': '805599981', 'to': '207631270'},
      {'from': '207631270', 'to': '528636695'},
      {'from': '207631270', 'to': '142291521'},
      {'from': '805599981', 'to': '148019367'},
      {'from': '148019367', 'to': '894038421'},
      {'from': '148019367', 'to': '544426319'},
      {'from': '148019367', 'to': '878212306'},
      {'from': '878212306', 'to': '94541671'},
      {'from': '878212306', 'to': '1007715424'},
      {'from': '1007715424', 'to': '258386700'},
      {'from': '1007715424', 'to': '546819439'},
      {'from': '546819439', 'to': '836825089'},
      {'from': '836825089', 'to': '16287329'},
      {'from': '836825089', 'to': '256254716'},
      {'from': '256254716', 'to': '631230382'},
      {'from': '631230382', 'to': '900886483'},
      {'from': '631230382', 'to': '133436503'},
      {'from': '256254716', 'to': '751624200'},
      {'from': '836825089', 'to': '716757473'},
      {'from': '546819439', 'to': '470041669'},
      {'from': '546819439', 'to': '180888016'},
      {'from': '736196011', 'to': '901547914'},
      {'from': '901547914', 'to': '425184961'},
      {'from': '425184961', 'to': '760673978'},
      {'from': '760673978', 'to': '825228914'},
      {'from': '760673978', 'to': '530702767'},
      {'from': '425184961', 'to': '955125232'},
      {'from': '955125232', 'to': '167653392'},
      {'from': '955125232', 'to': '530702767'},
      {'from': '901547914', 'to': '530702767'},
      {'from': '210548489', 'to': '640144001'},
      {'from': '640144001', 'to': '135966238'},
      {'from': '640144001', 'to': '959156288'},
      {'from': '803634418', 'to': '358204164'},
      {'from': '673966248', 'to': '803634418'},
      {'from': '308264215', 'to': '1039602752'},
      {'from': '1039602752', 'to': '673966248'}
    ]
  },
  {
    'edges': [
      {'from': '651372822', 'to': '780273411'},
      {'from': '780273411', 'to': '347969226'},
      {'from': '347969226', 'to': '157648240'},
      {'from': '157648240', 'to': '676569359'},
      {'from': '676569359', 'to': '91606809'},
      {'from': '676569359', 'to': '154477528'},
      {'from': '676569359', 'to': '843017499'},
      {'from': '843017499', 'to': '983981562'},
      {'from': '843017499', 'to': '504040588'},
      {'from': '504040588', 'to': '446062329'},
      {'from': '446062329', 'to': '622974985'},
      {'from': '622974985', 'to': '1044667060'},
      {'from': '622974985', 'to': '556331086'},
      {'from': '556331086', 'to': '995470137'},
      {'from': '995470137', 'to': '1056219149'},
      {'from': '1056219149', 'to': '239427950'},
      {'from': '995470137', 'to': '239427950'},
      {'from': '995470137', 'to': '175942639'},
      {'from': '175942639', 'to': '239427950'},
      {'from': '995470137', 'to': '914018177'},
      {'from': '914018177', 'to': '239427950'},
      {'from': '556331086', 'to': '776412718'},
      {'from': '776412718', 'to': '311423239'},
      {'from': '311423239', 'to': '71054174'},
      {'from': '71054174', 'to': '436868910'},
      {'from': '436868910', 'to': '86163114'},
      {'from': '86163114', 'to': '876219077'},
      {'from': '436868910', 'to': '385178969'},
      {'from': '385178969', 'to': '18115125'},
      {'from': '71054174', 'to': '869070735'},
      {'from': '776412718', 'to': '71054174'},
      {'from': '776412718', 'to': '978694637'},
      {'from': '978694637', 'to': '71054174'},
      {'from': '776412718', 'to': '481786088'},
      {'from': '481786088', 'to': '71054174'},
      {'from': '622974985', 'to': '657744632'},
      {'from': '657744632', 'to': '995470137'},
      {'from': '657744632', 'to': '776412718'},
      {'from': '622974985', 'to': '398317434'},
      {'from': '843017499', 'to': '441827615'},
      {'from': '843017499', 'to': '345074369'},
      {'from': '345074369', 'to': '983981562'},
      {'from': '345074369', 'to': '504040588'},
      {'from': '345074369', 'to': '441827615'},
      {'from': '843017499', 'to': '1038969179'},
      {'from': '1038969179', 'to': '983981562'},
      {'from': '1038969179', 'to': '504040588'},
      {'from': '1038969179', 'to': '441827615'},
      {'from': '1038969179', 'to': '345074369'},
      {'from': '676569359', 'to': '582216004'},
      {'from': '582216004', 'to': '983981562'},
      {'from': '582216004', 'to': '853366903'},
      {'from': '853366903', 'to': '549040211'},
      {'from': '549040211', 'to': '438987595'},
      {'from': '438987595', 'to': '1044667060'},
      {'from': '438987595', 'to': '927647245'},
      {'from': '927647245', 'to': '995470137'},
      {'from': '927647245', 'to': '286211157'},
      {'from': '286211157', 'to': '466182692'},
      {'from': '466182692', 'to': '724424756'},
      {'from': '724424756', 'to': '739317534'},
      {'from': '739317534', 'to': '315526883'},
      {'from': '724424756', 'to': '869070735'},
      {'from': '286211157', 'to': '724424756'},
      {'from': '286211157', 'to': '175042175'},
      {'from': '175042175', 'to': '724424756'},
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  exampleTreeWith140Nodes,
];
